| 32,22894 % | Shareholders Group of Sensirion Holding AG | 5 028 263 | 0 | |
| 5,79480 % | UBS Asset Management (Switzerland) | 904 087 | 0 | |
| 4,92681 % | Knoch (Gottlieb) | 768 666 | 0 | |
| 3,50708 % | Knecht (Thomas) | 547 164 | 0 | |
| 3,04113 % | Zürcher Kantonalbank (Asset Management) | 474 468 | 249 638 | |
| 2,13976 % | Pictet Asset Management Ltd. | 333 839 | 1 325 | |
| 1,96729 % | Albin Kistler AG | 306 930 | 0 | |
| 1,84411 % | The Vanguard Group, Inc. | 287 713 | 0 | |
| 1,20419 % | GAM Investment Management (Switzerland) AG | 187 874 | 0 | |
| 1,13965 % | Norges Bank Investment Management (NBIM) | 177 804 | −76 185 | |
| 1,07275 % | Premier Asset Management Ltd | 167 367 | 0 | |
| 1,04155 % | VV Vermögensverwaltung AG | 162 500 | 0 | |
| 0,67097 % | BlackRock Institutional Trust Company, N.A. | 104 682 | 544 | |
| 0,56968 % | BCGE Asset Management | 88 880 | 350 | |
| 0,50642 % | Union Bancaire Privée, UBP SA | 79 010 | −1 032 | |
| 0,49817 % | Baillie Gifford & Co. | 77 723 | 0 | |
| 0,44009 % | Privatbank Von Graffenried AG | 68 662 | 0 | |
| 0,29998 % | Von Waldkirch (Marc Ph.D.) | 46 802 | 1 018 | |
| 0,29113 % | Deka Investment GmbH | 45 422 | 0 | |
| 0,28440 % | Causeway Capital Management LLC | 44 372 | −2 503 | |
| 0,25638 % | Pax Asset Management AG | 40 000 | 0 | |
| 0,24626 % | BlackRock Advisors (UK) Limited | 38 420 | 665 | |
| 0,19229 % | Wydler Asset Management AG | 30 000 | 0 | |
| 0,17947 % | Principal Vermögensverwaltung AG | 28 000 | 0 | |
| 0,16855 % | River Global Investors LLP | 26 296 | −6 860 | |
| 0,15777 % | Schroder Investment Management Ltd. (SIM) | 24 615 | 0 | |
| 0,14806 % | VI Vorsorgeinvest AG | 23 100 | 3 500 | |
| 0,13834 % | DWS Investment GmbH | 21 584 | 3 379 | |
| 0,13702 % | Basellandschaftliche Kantonalbank | 21 377 | −10 000 | |
| 0,13611 % | Berenberg Bank (Asset Management) | 21 236 | −1 679 | |
| 0,12738 % | Wellington Management Company, LLP | 19 873 | 0 | |
| 0,12642 % | PMG Investment Solutions AG | 19 724 | 983 | |
| 0,11310 % | Valiant Bank AG | 17 645 | 1 060 | |
| 0,10721 % | Charles Schwab Investment Management, Inc. | 16 727 | 30 | |
| 0,10576 % | Rhenus Capital AG | 16 500 | 0 | |
| 0,09059 % | UBS Asset Management Switzerland AG | 14 133 | 1 746 | |
| 0,08575 % | DWS International GmbH | 13 378 | 2 000 | |
| 0,08083 % | LLB Asset Management AG | 12 611 | −9 172 | |
| 0,07649 % | SVM Asset Management Limited | 11 933 | 0 | |
| 0,07480 % | EFG Asset Management (UK) Limited | 11 670 | 824 | |
| 0,06651 % | California State Teachers Retirement System | 10 376 | −14 | |
| 0,06422 % | avesco Financial Services AG | 10 019 | 0 | |
| 0,06410 % | Santro Invest AG | 10 000 | 0 | |
| 0,06028 % | Baillie Gifford Overseas Ltd. | 9 404 | −14 162 | |
| 0,05724 % | Migros Bank Asset Management | 8 930 | 0 | |
| 0,05538 % | Northern Trust Global Investments Limited | 8 641 | 4 194 | |
| 0,05519 % | Gantner (Matthias) | 8 611 | −401 | |
| 0,05487 % | Investas AG | 8 561 | −1 831 | |
| 0,05457 % | Jupiter Asset Management Ltd. | 8 514 | 0 | |
| 0,05431 % | Rieter Fischer Partners AG | 8 474 | 0 | |
| 0,05039 % | Nuveen LLC | 7 861 | 0 | |
| 0,04807 % | Bruellan Wealth Management | 7 500 | 0 | |
| 0,04608 % | Geode Capital Management, L.L.C. | 7 190 | −58 | |
| 0,04562 % | Schumm (Johannes Ph.D.) | 7 117 | 585 | |
| 0,04442 % | State Street Global Advisors (US) | 6 931 | 48 | |
| 0,03910 % | J. Chahine Capital | 6 100 | −11 796 | |
| 0,03846 % | Valex Capital AG | 6 000 | 0 | |
| 0,03589 % | Reichmuth & Co. | 5 600 | 0 | |
| 0,03264 % | Bessemer Trust Company, N.A. (US) | 5 093 | 5 093 | |
| 0,03079 % | Swiss Life Asset Management | 4 803 | 47 | |
| 0,03005 % | LLB Swiss Investment AG | 4 688 | 0 | |
| 0,02929 % | EFG Bank SA | 4 569 | −160 | |
| 0,02918 % | State Street Global Advisors (UK) Ltd. | 4 553 | 558 | |
| 0,02564 % | Carnot Capital AG | 4 000 | −4 000 | |
| 0,02491 % | Bâloise Asset Management | 3 887 | 0 | |
| 0,02470 % | Mercer Global Investments Management Ltd | 3 853 | 0 | |
| 0,02322 % | State Street Global Advisors Ireland Limited | 3 622 | 60 | |
| 0,02202 % | Dimensional Fund Advisors, L.P. | 3 436 | −826 | |
| 0,01979 % | Amundi Asset Management, SAS | 3 088 | 107 | |
| 0,01715 % | BlackRock Asset Management Canada Limited | 2 676 | 0 | |
| 0,01468 % | Vanguard Investments Australia Ltd. | 2 291 | −8 | |
| 0,01422 % | Brem (Franziska) | 2 218 | 248 | |
| 0,01323 % | Banque Cantonale Vaudoise | 2 064 | 0 | |
| 0,01322 % | Florida State Board of Administration | 2 062 | −2 | |
| 0,01270 % | State Street Global Advisors (France) S.A. | 1 981 | 963 | |
| 0,01217 % | BlackRock Investment Management (UK) Ltd. | 1 898 | 0 | |
| 0,01066 % | KLP Kapitalforvaltning AS | 1 663 | 0 | |
| 0,00961 % | IFM Independent Fund Management AG | 1 500 | 0 | |
| 0,00940 % | Legal & General Investment Management Ltd. | 1 466 | 0 | |
| 0,00865 % | Basler Kantonalbank | 1 350 | −7 040 | |
| 0,00742 % | Koenig (Anja Ph.D.) | 1 157 | 0 | |
| 0,00641 % | ÖKOWORLD LUX S.A. | 1 000 | −2 000 | |
| 0,00434 % | Vanguard Global Advisers LLC | 677 | 0 | |
| 0,00383 % | JP Morgan Asset Management | 598 | 0 | |
| 0,00340 % | Dimensional Fund Advisors, Ltd. | 531 | −837 | |
| 0,00273 % | Nykredit Bank AS | 426 | 0 | |
| 0,00248 % | DFA Australia Ltd. | 387 | −340 | |
| 0,00215 % | Connor, Clark & Lunn Investment Management Ltd. | 335 | 326 | |
| 0,00174 % | Meuwly (Rahel) | 272 | 272 | |
| 0,00165 % | Andbank Wealth Management, SGIIC, S.A.U. | 258 | 0 | |
| 0,00160 % | Demarmels (Ricarda) | 250 | 0 | |
| 0,00090 % | Dimensional Fund Advisors Canada ULC | 141 | 0 | |
| 0,00082 % | American Century Investment Management, Inc. | 128 | −216 | |
| 0,00071 % | Tolomeo Capital AG | 110 | 1 | |
| 0,00020 % | Northern Trust Investments, Inc. | 31 | 0 | |
| 0,00003 % | Azimut Capital Management Sgr SpA | 5 | 0 | |
| 0 % | EntrepreneurShares LLC | 0 | −2 442 | |
| 0 % | Rathbone Unit Trust Management Limited | 0 | −14 815 | |
| 0 % | Juno Investment Partners | 0 | −18 898 | |
| 0 % | Capital Research Global Investors | 0 | −57 416 | |